Internet Service Providers in Greece

Top 20 organizations with the largest IP allocations in Greece

Greece

Top 20 organizations with the largest IP allocations

Rank	Name	IPv4 addresses	IPv6 /64 networks	AS numbers	Prefixes
	Ote SA (Hellenic Telecommunications Organisation)	3,686,400	1.02 x 2³⁵	1	105
	VODAFONE-PANAFON HELLENIC TELECOMMUNICATIONS COMPANY SA	1,965,824	2³⁵	2	202
	WIND HELLAS TELECOMMUNICATIONS SA	554,496	1.38 x 2³⁵	2	101
4	Cosmote Mobile Telecommunications S.A.	311,552	1.02 x 2³⁵	1	24
5	Greek Research and Technology Network S.A	245,248	2³⁵	2	25
6	International Telecommunication Union	131,072	2¹⁶	1	4
7	Greek High-School Internet Network	77,824	0	1	6
8	INTRACOM S.A. TELECOM SOLUTIONS	66,560	0	1	5
9	Foundation of Research and Technology Hellas	66,048	2¹⁶	2	4
10	University of Crete	65,792	0	1	2
11	Aristotle University of Thessaloniki	65,792	0	1	2
12	Technological Educational Institute of Crete	65,536	0	1	1
13	National Technical University of Athens	65,536	0	1	1
14	Technical University of Crete	65,536	0	1	1
15	Center for Research and Technology Hellas (CERTH)	65,536	0	1	1
16	University of Athens	51,200	0	1	3
17	Computer Technology Institute and Press	32,768	0	1	1
18	ELLINIKA DIKTIA KALODION MEPE	27,648	0	1	27
19	INFORMATION SOCIETY S.A.	25,088	0	1	27
20	LANCOM LTD.	19,456	2³²	2	64